July 2023 in “Research Square (Research Square)” This study offers evidence suggesting a probable causal role of certain gut microbiota in the development of alopecia areata.
6 citations
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January 2024 in “International Journal of Dermatology” In this study, the researchers used Mendelian randomization to suggest a potential causal link between various gut microbiota and alopecia areata, finding that certain bacteria like Butyricimonas and Phascolarctobacterium may have protective effects, whereas others like Ruminococcaceae UCG003 might increase risk.
April 2024 in “Frontiers in microbiology” This study found that certain gut microbiota are linked with androgenetic alopecia, identifying both risk and protective microbial factors, which could inform targeted probiotic strategies for managing AGA.
14 citations
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January 2020 in “International Journal of Biological Sciences” This study found that ranitidine and finasteride may have cardiovascular and renal protective effects in mice by inhibiting TMAO synthesis and improving gut microbiota composition.
August 2025 in “Archiv Euromedica” This review explored the relationship between alopecia areata and gut microbiota imbalances, noting potential immune dysregulation due to microbiome alterations. It highlighted promising results from fecal microbiota transplantation in treating alopecia universalis, indicating a need for further research into microbiome-targeted therapies.